, wire or metal strip into flexible conduit or over insulated wire, such as submarine and underground cable: starts winding machine and feeds insulated wire into machine and threads protective wire or strip through guides of automatic winding machine. ) observes angle of spiral and adjusts guides, using...
silicate ceilings other see more less function fireproof waterproof moisture-proof heat insulation mould-proof soundproof sound-absorbing smoke-proof see more less feature artistic ceilings integrated ceilings perforated ceilings honeycomb ceilings see more less ceiling tile shape square rectangle strip...